linux-kernel - Re: [PATCH #blk-for-2.8] init: DEBUG_BLOCK_EXT

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Date:	Mon, 01 Sep 2008 13:20:58 +0200
From:	Tejun Heo <tj@...nel.org>
To:	Jens Axboe <jens.axboe@...cle.com>
CC:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>, dm-devel@...hat.com
Subject: Re: [PATCH #blk-for-2.8] init: DEBUG_BLOCK_EXT_DEVT requires explicit
  root= param

Jens Axboe wrote:
>> There are other ways to specify device numbers directly (ie. root=8:0)
>> and DEBUG_BLOCK_EXT_DEVT being a debug option I don't think it
>> warrants a complex logic, so I just added simple warning message.
> 
> How about just putting that in the help entry as well? Given that it's
> now defaulting to 'n', people that enable it should read the help text
> anyway.

I'll add that to help message but I still think it'll be beneficial to
have warning message printed to avoid getting people off guard. e.g.
alpha/beta distro built with the debug option turned on to detect bugs.

Thanks.

-- 
tejun
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